MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Disease, Kikuchi
A disorder that typically causes 'swollen glands' in the neck (cervical lymphadeniopathy) together with fever or flu-like symptoms. Laboratory test abnormalities include elevated erythrocyte sedimentation rate (ESR), and white blood count…
Read the definitionRandom terms
Show more- Eyelids, adult ptosis of the Drooping of the upper eyelids in adults, most commonly due to separation of the tendon of the lid-lifting…
- Gangrene The death of body tissue due to the loss of blood supply to that tissue, sometimes permitting bacteria to…
- Leukodystrophy A disorder of the white matter of the brain, the part of the brain that contains myelinated nerve fibers. The…
- Radioactive tracer A radioactive molecule that can be sent through the body's circulatory or urinary system, with its progress…
- Hypotonic solution A solution with a lower salt concentration than in normal cells of the body and the blood. As opposed to an…
- Hypermnesia Abnormally strong memory of the past. As compared to hypomnesia and amnesia. From hyper- + the Greek mneme…
- Medium-chain acyl-CoA dehydrogenase deficiency See: MCAD deficiency
- Prehypertension A systolic pressure of 120 to 139 mm Hg or a diastolic pressure of between 80 and 89 mm Hg. Prehypertension…
- Nipple absence Medically called athelia, this is a rare condition but it is common in certain conditions. Athelia tends to…
- HAVRIX A vaccine against hepatitis A made of killed hepatitis A virus to stimulate the body's immune system to…
- ASA (drug caution code) Abbreviation on a medication that indicates it contains acetylsalicylic acid (aspirin). This special caution…
- Piercing Using a sharp instrument, usually a needle, to make a temporary or permanent hole through an earlobe or other…